181426688

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:273

約数の個数: 80

約数和(自身を含む): 380809704

約数和(自身を除く): 199383016

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 122, 128, 148, 157, 244, 256, 296, 314, 488, 512, 592, 628, 976, 1184, 1256, 1952, 2257, 2368, 2512, 3904, 4514, 4736, 5024, 5809, 7808, 9028, 9472, 9577, 10048, 11618, 15616, 18056, 18944, 19154, 20096, 23236, 31232, 36112, 38308, 40192, 46472, 72224, 76616, 80384, 92944, 144448, 153232, 185888, 288896, 306464, 354349, 371776, 577792, 612928, 708698, 743552, 1155584, 1225856, 1417396, 1487104, 2451712, 2834792, 2974208, 4903424, 5669584, 11339168, 22678336, 45356672, 90713344, 181426688]

約数ペア:

[(1, 181426688), (2, 90713344), (4, 45356672), (8, 22678336), (16, 11339168), (32, 5669584), (37, 4903424), (61, 2974208), (64, 2834792), (74, 2451712), (122, 1487104), (128, 1417396), (148, 1225856), (157, 1155584), (244, 743552), (256, 708698), (296, 612928), (314, 577792), (488, 371776), (512, 354349), (592, 306464), (628, 288896), (976, 185888), (1184, 153232), (1256, 144448), (1952, 92944), (2257, 80384), (2368, 76616), (2512, 72224), (3904, 46472), (4514, 40192), (4736, 38308), (5024, 36112), (5809, 31232), (7808, 23236), (9028, 20096), (9472, 19154), (9577, 18944), (10048, 18056), (11618, 15616)]